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Date: Tue, 10 Sep 2013 21:41:34 -0700 From: Kees Cook <keescook@...omium.org> To: linux-kernel@...r.kernel.org Cc: Kent Overstreet <kmo@...erainc.com>, Neil Brown <neilb@...e.de>, linux-bcache@...r.kernel.org, linux-raid@...r.kernel.org Subject: [PATCH] bcache: defensively handle format strings Just to be safe, call the error reporting function with "%s" to avoid any possible future format string leak. Signed-off-by: Kees Cook <keescook@...omium.org> --- drivers/md/bcache/super.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c index 547c4c5..5be1de4 100644 --- a/drivers/md/bcache/super.c +++ b/drivers/md/bcache/super.c @@ -1644,7 +1644,7 @@ err_unlock_gc: err: closure_sync(&op.cl); /* XXX: test this, it's broken */ - bch_cache_set_error(c, err); + bch_cache_set_error(c, "%s", err); } static bool can_attach_cache(struct cache *ca, struct cache_set *c) -- 1.7.9.5 -- Kees Cook Chrome OS Security -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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